package main

import "fmt"

type Person33 struct {
	name string
	age  int8
}

func (p Person33) SetAge(newAge int8) {
	p.age = newAge
}

func main() {
	p1 := Person33{
		name: "",
		age:  0,
	}
	fmt.Println(p1.age)
	p1.SetAge(30)
	fmt.Println(p1.age)
}
